Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenues	$ 282,420	$ 298,663	$ 805,359	$ 888,265
Cost of revenues	160,152	166,699	476,117	496,829
Gross profit	122,268	131,964	329,242	391,436
Operating expenses:
Research and development	21,214	24,281	64,372	70,296
Selling, general, and administrative	94,490	103,971	276,929	332,643
Total operating expenses	115,704	128,252	341,301	402,939
Income (loss) from operations	6,564	3,712	(12,059)	(11,503)
Interest and other income (expense), net	5,063	3,670	14,052	9,912
Income (loss) before income taxes	11,627	7,382	1,993	(1,591)
Provision for income taxes	2,997	1,829	5,304	4,405
Net income (loss)	$ 8,630	$ 5,553	$ (3,311)	$ (5,996)
Net income (loss) per share:
Basic (in dollars per share)	$ 0.19	$ 0.12	$ (0.07)	$ (0.13)
Diluted (in dollars per share)	$ 0.19	$ 0.12	$ (0.07)	$ (0.13)
Weighted-average shares outstanding:
Basic (in shares)	46,153	45,333	45,947	45,117
Diluted (in shares)	46,427	45,595	45,947	45,117
Product revenues
Revenues	$ 158,361	$ 188,755	$ 448,236	$ 562,906
Cost of revenues	94,448	106,311	286,270	323,800
Service revenues
Revenues	124,059	109,908	357,123	325,359
Cost of revenues	$ 65,704	$ 60,388	$ 189,847	$ 173,029